// pages/book/book-detail/book-detail.js
import {
  BookModel
} from "../../models/book.js";
import {
  LikeModel
} from "../../models/like";
const likeModel = new LikeModel();
const bookModel = new BookModel();
Page({

  /**
   * 页面的初始数据
   */
  data: {
    comments: [],
    book: null,
    likeStatus: false,
    likeCount: 0,
    posting: false
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    wx.showLoading();
    const bid = options.bid;
    const detail = bookModel.getDetail(bid);
    const comments = bookModel.getComments(bid);
    const likeStatus = bookModel.getLikeStatus(bid);

    // detail.then(res => {
    //   this.setData({
    //     book: res
    //   });
    // });

    // comments.then(res => {
    //   this.setData({
    //     comments: res.comments
    //   });
    // });

    // likeStatus.then(res => {
    //   this.setData({
    //     likeStatus: res.like_status,
    //     likeCount: res.fav_nums
    //   });
    // });


    Promise.all([detail, comments, likeStatus])
      .then(res => {
        this.setData({
          book: res[0],
          comments: res[1].comments,
          likeStatus: res[2].like_status,
          likeCount: res[2].fav_nums
        });
        wx.hideLoading();
      })
  },

  onLike(e) {
    const like_or_cancel = e.detail.behavior;
    likeModel.like(like_or_cancel, this.data.book.id, 400);
  },

  onFakePost(e) {
    this.setData({
      posting: true
    });
  },

  onCancel(e) {
    this.setData({
      posting: false
    });
  },

  onPast(e) {
    const comment = e.detail.text || e.detail.value;


    if (comment.length > 12) {
      wx.showToast({
        title: "短评最多12个字",
        icon: "none"
      });
      return;
    }

    bookModel.postComment(this.data.book.id, comment)
      .then(res => {
        wx.showToast({
          title: "+1",
          icon: "none"
        });

        this.data.comments.unshift({
          comment,
          nums: 1
        });

        this.setData({
          comments: this.data.comments
        })
      });
  },
  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})